A loop expansion in the topological heavy fermion model yields quasiparticle lifetimes and a Curie-Weiss flavor susceptibility above the ordering temperature despite strong interactions.
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DMFT on a single-band Hubbard model for Ni3In shows non-Fermi-liquid self-energy and local moments at moderate U, with crossover to heavy Fermi liquid upon hole doping.
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Controlled Loop Expansion for the Topological Heavy Fermion Model
A loop expansion in the topological heavy fermion model yields quasiparticle lifetimes and a Curie-Weiss flavor susceptibility above the ordering temperature despite strong interactions.
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Strange metallicity in the Kagome metal Ni$_3$In: a DMFT investigation
DMFT on a single-band Hubbard model for Ni3In shows non-Fermi-liquid self-energy and local moments at moderate U, with crossover to heavy Fermi liquid upon hole doping.